3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| piotr_ro | 1 | 1682 | 1061 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRMFix | 0.233 | 0.233 | 0.233 | 55.9 | 56 | 56 | 1256 | 1256 | 5101 |
| initial | 0.293 | 0.293 | 0.293 | 35.3 | 35 | 35 | 1235 | 1235 | 5353 |
| EloSRM | 0.402 | 0.402 | 0.402 | 153.4 | 153 | 153 | 1682 | 1682 | 5063 |
| SRM | -0.721 | 0.721 | 0.721 | 139.0 | -139 | -139 | 1061 | 1061 | 3662 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2007-10-17 | SRM 372 | 2 | 388 | 512.71 | 0.40 | 153 | 1682 | 5063 | -139 | 1061 | 3662 |